Doo Hwan Shin1, Seung-Hyeon Shin2, Byung Yun Min3, Jeong-Hun Won4
1 Division of Industrial Safety, Gangdong University, 278, Daehak-gil, Gamgok-myeon, Eumseong, Korea
2 Department of Safety Engineering, Chungbuk National University, 1, Chungdae-ro, Seowon-gu, Cheongju, Korea
3 Occupational Safety and Health Policy Office, Ministry of Employment and Labor, 82, Beobwon-ro, Sejong, Korea
4 Department of Safety Engineering & Department of Big Data, Chungbuk National University, 1, Chungdae-ro, Seowon-gu, Cheongju, Korea
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